Cyber Security Analyst

About

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting‑edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH seeks a motivated, career and customer‑oriented Cyber Security Analyst to support our operations in Virginia Beach, VA. This is an onsite position.

In this role, you will be involved in securing critical defense systems by applying rigorous Risk Management Framework (RMF) standards. You will work closely with stakeholders to ensure that cybersecurity architecture and controls meet the highest levels of integrity and compliance.

Responsibilities

• Prepare for RMF execution by defining authorization boundaries, performing system categorization, and applying NIST SP 800‑53 security control overlays.
• Lead the selection and tailoring of security controls, documenting all risk‑based justifications and decisions within the Enterprise Mission Assurance Support Service (eMASS).
• Develop and maintain essential cybersecurity documentation, including the System Security Plan (SSP), Contingency Plans, and Incident Response Plans.
• Implement and test security controls using DISA STIGs, SRGs, and ACAS/Nessus vulnerability scans to ensure full‑scope compliance across all assets.
• Assess the effectiveness of security implementations by conducting independent testing and documenting findings to resolve non‑compliant controls through the POA&M process.
• Support the system authorization process by managing RMF accreditation packages and coordinating formal workflow actions for Authorizing Official (AO) decisions.
• Execute continuous monitoring strategies, including monthly vulnerability scans and annual security reviews, to maintain an acceptable system risk posture.

Minimum Qualifications

• Bachelor's degree in Computer Science, Cybersecurity, Information Systems, or a related field with 2+ years of relevant work experience
• DoD 8570 IAT Level II Certification, e.g., Security+
• Proficiency in utilizing eMASS to manage security control documentation and POA&Ms
• Experience conducting vulnerability assessments using ACAS tool suite
• 2+ years of direct RMF experience

Preferred Qualifications

• DOD 8140 Cyber Workforce certification

Security Clearance

• Must have a current/active DOD Secret Security Clearance

Physical Requirements

• The person in this position must be able to remain in a stationary position 50% of the time.
• Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co‑workers, management, and customers, via email, phone, and/or virtual communication, which may involve delivering presentations.

Equal Opportunity Employer

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.